legacy
modular dropout system

142×12 Thru Axle Derailleur Side
Works with Shimano AX-75 axle
Precision CNC machined
6061 T6 Aluminum
Clear Anodized
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142×12 Thru Axle Disc Side (Low Mount)
Works with Shimano AX-75 Axle
51mm ISO Disc Mount Standard
Precision CNC machined
6061 T6 Aluminum
Clear Anodized
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10mm QR Derailleur Side
for Standard quick release axles
Precision CNC machined
6061 T6 Aluminum
Clear Anodized
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10mm QR Disc Side (Medium Angle)
for Standard quick release axles
51mm ISO Disc Mount Standard
Precision CNC machined
6061 T6 Aluminum
Clear Anodized
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10mm QR Disc Side (Low Mount)
for Standard quick release axles
51mm ISO Disc Mount Standard
Precision CNC machined
6061 T6 Aluminum
Clear Anodized
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10mm QR Non-Drive Side (no disc)
for Standard quick release axles
Precision CNC machined
6061 T6 Aluminum
Clear Anodized
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Framebuilder’s Kit
1 pair Weld-in hoods (mat’l your choice)
1 set Titanium Chainring Bolts
1 pcs. 10mm QR Derailleur Dropout
1 pcs. 10mm QR Disc (Medium Mount)
1 pcs. 10mm QR Disc (Low Mount)
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Weld-In Hoods (pair)
Choice of 7005 Aluminum, 6061 Aluminum, 1018 Steel
Precision CNC machined
6061 T6 Aluminum
Clear Anodized
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Precision Machined Chainring Bolts
6/4 Aerospace Grade Titanium
10mm Dia Nut, 14mm Length
8mm x 1.25 threaded Bolt, 10mm Length
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New Shimano BR-RS505 and BR-RS805 Flat Mounts inserts coming soon!